Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 055795/0111 | |
| Pages: | 3 |
| | Recorded: | 04/01/2021 | | |
| Attorney Dkt #: | 70491.034 |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
1
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Patent #:
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Issue Dt:
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03/12/2024
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Application #:
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17206464
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Filing Dt:
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03/19/2021
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Publication #:
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Pub Dt:
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12/08/2022
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Title:
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TWO-WAY PROTECTIVE RESPIRATOR SYSTEM WITH POSITIVE AIR FLOW AGAINST AIRBORNE CONTAMINANT PARTICLES AND VAPOR COMPONENTS
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Assignee
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| 303 N. 17TH AVENUE EAST |
| ELY, MINNESOTA 55731 |
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Correspondence name and address
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DAVID L. BIEK
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901 MARQUETTE AVENUE
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2100 AT&T TOWER
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MINNEAPOLIS, MN 55402
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